Components of footwear

FIG. 1 is a left side elevation view of the components of footwear, showing my new design;

FIG. 2 is a perspective view of the upper from the right front thereof;

FIG. 3 is a right side elevation view of the upper;

FIG. 4 is a front end view of the upper; and,

FIG. 5 is a rear end view thereof.

The broken lines shown in FIGS. 1-5 are for illustrative purposes only and form no part of the claimed design.